RS PRO PCB Power Relay 12V dc Coil 20A Switching Current SPST 476-779

RS PRO 476-779 PCB Power Relay is a high current relay designed for industrial and electronic applications requiring reliable switching of electrical loads. Featuring a 12V dc coil and a single-pole single-throw (SPST) contact configuration, this relay supports a switching current of up to 20A, making it suitable for controlling moderate power circuits on printed circuit boards.

The relay is engineered for PCB mounting with solder terminal connections to facilitate stable integration into electronic assemblies. It operates effectively within harsh environmental conditions, from a minimum of -40°C up to a maximum temperature of 125°C, enabling use in industrial, HVAC, automation, and manufacturing systems.

With a switching power capacity of 5kVA and maximum switching voltages of 300V dc and 440V ac, the relay can handle significant electrical loads. Its low profile form factor, measuring 45mm in length, 12.7mm in width, and 15.7mm in height, allows for space-efficient application in compact electronic designs.

The device utilizes silver alloy contacts with a low contact resistance of 100 milliohms, ensuring efficient and consistent electrical performance. The coil characteristics include a resistance of 360Ω and a power consumption of 400mW, providing energy-efficient operation. The relay also boasts a dielectric strength of 5kV between coil and contacts and can withstand surge voltages up to 10kV, contributing to enhanced durability and protection against voltage spikes.

Constructed with a flux proof design and ambient temperature tolerance, this relay complies with international RoHS directives and has insulation classified under Class F for high reliability. Its compliance with IEC 60335-1, VDE 0435/0631/0700 standards, and certifications from UL and VDE confirm its suitability for demanding industrial and commercial applications.

The relay features a creepage distance greater than 8mm, providing effective isolation and safety in electrical circuits. Its incorporation into automation, manufacturing, HVAC controls, and power management devices improves operational efficiency and control reliability.

Set contains a single PCB Power Relay as specified, ideal for equipment requiring robust switching capability without occupying excessive circuit board space. It is engineered in China and intended for new, high-quality usage.

Explore a wide range of Power Relays on EnvMart for various industrial and electronic control needs. This relay is designed for PCB mounting with solder terminals for reliable connection. It operates within a temperature range from -40°C to 125°C, suitable for harsh environments.

The device supports a switching power of 5kVA and switching voltages up to 300V dc and 440V ac. The compact low profile design measures 45mm length, 12.7mm width, and 15.7mm height. Equipped with silver alloy contacts, it ensures low contact resistance of 100mΩ for optimal performance.

The coil resistance is 360Ω with a coil power rating of 400mW, providing energy-efficient operation. The relay offers high dielectric strength of 5kV and surge voltage capacity of up to 10kV between coil and contacts. It complies with RoHS standards and has insulation class F with flux proof construction for durability.

Approvals include UL (File no. E134517) and VDE (File no. 116934), enhancing reliability and safety. Its robust design includes a creepage distance greater than 8mm, conforming to IEC 60335-1 and VDE standards.